<template>
  <div class="dv-decoration-10" :ref="ref">
    <svg :width="width" :height="height">
      <polyline
        :stroke="mergedColor[1]"
        stroke-width="2"
        :points="`0, ${height / 2} ${width}, ${height / 2}`"
      />

      <polyline
        :stroke="mergedColor[0]"
        stroke-width="2"
        :points="`5, ${height / 2} ${width * 0.2 - 3}, ${height / 2}`"
        :stroke-dasharray="`0, ${width * 0.2}`"
        fill="freeze"
      >
        <animate
          :id="animationId2"
          attributeName="stroke-dasharray"
          :values="`0, ${width * 0.2};${width * 0.2}, 0;`"
          dur="3s"
          :begin="`${animationId1}.end`"
          fill="freeze"
        />
        <animate
          attributeName="stroke-dasharray"
          :values="`${width * 0.2}, 0;0, ${width * 0.2}`"
          dur="0.01s"
          :begin="`${animationId7}.end`"
          fill="freeze"
        />
      </polyline>

      <polyline
        :stroke="mergedColor[0]"
        stroke-width="2"
        :points="`${width * 0.2 + 3}, ${height / 2} ${width * 0.8 - 3}, ${
          height / 2
        }`"
        :stroke-dasharray="`0, ${width * 0.6}`"
      >
        <animate
          :id="animationId4"
          attributeName="stroke-dasharray"
          :values="`0, ${width * 0.6};${width * 0.6}, 0`"
          dur="3s"
          :begin="`${animationId3}.end + 1s`"
          fill="freeze"
        />
        <animate
          attributeName="stroke-dasharray"
          :values="`${width * 0.6}, 0;0, ${width * 0.6}`"
          dur="0.01s"
          :begin="`${animationId7}.end`"
          fill="freeze"
        />
      </polyline>

      <polyline
        :stroke="mergedColor[0]"
        stroke-width="2"
        :points="`${width * 0.8 + 3}, ${height / 2} ${width - 5}, ${
          height / 2
        }`"
        :stroke-dasharray="`0, ${width * 0.2}`"
      >
        <animate
          :id="animationId6"
          attributeName="stroke-dasharray"
          :values="`0, ${width * 0.2};${width * 0.2}, 0`"
          dur="3s"
          :begin="`${animationId5}.end + 1s`"
          fill="freeze"
        />
        <animate
          attributeName="stroke-dasharray"
          :values="`${width * 0.2}, 0;0, ${width * 0.3}`"
          dur="0.01s"
          :begin="`${animationId7}.end`"
          fill="freeze"
        />
      </polyline>

      <circle cx="2" :cy="height / 2" r="2" :fill="mergedColor[1]">
        <animate
          :id="animationId1"
          attributeName="fill"
          :values="`${mergedColor[1]};${mergedColor[0]}`"
          :begin="`0s;${animationId7}.end`"
          dur="0.3s"
          fill="freeze"
        />
      </circle>

      <circle :cx="width * 0.2" :cy="height / 2" r="2" :fill="mergedColor[1]">
        <animate
          :id="animationId3"
          attributeName="fill"
          :values="`${mergedColor[1]};${mergedColor[0]}`"
          :begin="`${animationId2}.end`"
          dur="0.3s"
          fill="freeze"
        />
        <animate
          attributeName="fill"
          :values="`${mergedColor[1]};${mergedColor[1]}`"
          dur="0.01s"
          :begin="`${animationId7}.end`"
          fill="freeze"
        />
      </circle>

      <circle :cx="width * 0.8" :cy="height / 2" r="2" :fill="mergedColor[1]">
        <animate
          :id="animationId5"
          attributeName="fill"
          :values="`${mergedColor[1]};${mergedColor[0]}`"
          :begin="`${animationId4}.end`"
          dur="0.3s"
          fill="freeze"
        />
        <animate
          attributeName="fill"
          :values="`${mergedColor[1]};${mergedColor[1]}`"
          dur="0.01s"
          :begin="`${animationId7}.end`"
          fill="freeze"
        />
      </circle>

      <circle :cx="width - 2" :cy="height / 2" r="2" :fill="mergedColor[1]">
        <animate
          :id="animationId7"
          attributeName="fill"
          :values="`${mergedColor[1]};${mergedColor[0]}`"
          :begin="`${animationId6}.end`"
          dur="0.3s"
          fill="freeze"
        />
        <animate
          attributeName="fill"
          :values="`${mergedColor[1]};${mergedColor[1]}`"
          dur="0.01s"
          :begin="`${animationId7}.end`"
          fill="freeze"
        />
      </circle>
    </svg>
  </div>
</template>

<script>
import autoResize from "../mixin/autoResize";

import { deepMerge, deepClone, uuid } from "../utils/index";

export default {
  name: "DvDecoration10",
  mixins: [autoResize],
  props: {
    color: {
      type: Array,
      default: () => [],
    },
  },
  data() {
    const id = uuid();
    return {
      ref: "decoration-10",

      animationId1: `d10ani1${id}`,
      animationId2: `d10ani2${id}`,
      animationId3: `d10ani3${id}`,
      animationId4: `d10ani4${id}`,
      animationId5: `d10ani5${id}`,
      animationId6: `d10ani6${id}`,
      animationId7: `d10ani7${id}`,

      defaultColor: ["#00c2ff", "rgba(0, 194, 255, 0.3)"],

      mergedColor: [],
    };
  },
  watch: {
    color() {
      const { mergeColor } = this;

      mergeColor();
    },
  },
  methods: {
    mergeColor() {
      const { color, defaultColor } = this;

      this.mergedColor = deepMerge(deepClone(defaultColor, true), color || []);
    },
  },
  mounted() {
    const { mergeColor } = this;

    mergeColor();
  },
};
</script>
